Hi I'm experienceing the following issue: Whenever a player joins/leaves the server or MPDB attempts to save user data the following errors are being displayed: Apr 28 15:14:23 vm-nyd-gs1 java[75330]: ...

An exception was thrown when I clicked in the menu and joined an arena with another player waiting inside. The same thing happened while performing /au join at that time. Server: Paper 1.19.4 build ...